This article was originally published on The Conversation. The publication contributed this article to Live Science's Expert Voices: Op-Ed & Insights. Billions of small, jellyfish-like creatures known as “by-the-wind sailors” have washed ashore all along the west coast of North America this summer, from southern California to British Columbia. Images...
Delicate saucer-shaped blobs that pulsate their way through the seas, moon jellyfish have a clever trick up their sleeves, as scientists have found the jellies can self-repair after losing a limb or two. But rather than growing back the injured or amputated arm, moon jellyfish just rearrange their other limbs...